Top 6 Sodium-ion Battery Companies in 2026
Sodium-ion batteries are rapidly transforming the energy storage landscape in 2026. With their cost-effectiveness, superior safety, and excellent low-temperature performance, these batteries offer a viable alternative to Lithium-ion technology. The leading companies advancing this innovative technology include CATL, HiNa Battery Technology, Faradion Limited, BYD, Natron Energy, and Altris.
1. CATL (Contemporary Amperex Technology Co., Ltd.)
Located in Ningde, Fujian Province, China, CATL remains at the forefront of the Sodium-ion Battery market. The company produces sodium-ion batteries designed for passenger vehicles, energy storage systems, and commercial applications. One of their key products, Naxra, delivers an impressive energy density of approximately 170 Wh/kg. This figure is close to the 185 Wh/kg offered by lithium iron phosphate (LFP) batteries. CATL’s sodium-ion solutions emphasize cost-effectiveness and outstanding cold-weather performance, further enhancing the adoption of this technology in automotive and industrial sectors.
2. HiNa Battery Technology
HiNa Battery Technology, based in Liyang, Jiangsu, China, is a prominent Sodium-ion Battery manufacturer. The company has established four major sodium battery production bases. HiNa’s innovative cylindrical battery designs and large-scale production capabilities solidify its market leadership. In 2022, HiNa introduced the world’s first 1,000-ton-scale Sodium-ion Battery cathode material production line. Additionally, the company launched the first GWh-scale production line for sodium-ion batteries, ensuring sufficient supply for expanding commercial applications.
3. Faradion Limited
Founded in Sheffield, England, Faradion is globally recognized as the first company to commercialize sodium-ion batteries. Faradion uses layered metal oxides and hard carbon organic electrolyte systems to deliver safe, high-energy-density batteries. The company’s focus on low-cost production aligns well with renewable energy storage solutions. As of 2026, Faradion continues to scale its Sodium-ion Battery innovations, emphasizing safety, long life, and affordability for large-scale energy applications.
4. BYD
BYD, headquartered in Guangdong, China, is a major player in the Sodium-ion Battery sector. The company invests heavily in new sodium gigafactories, significantly expanding its production capacity. BYD’s commitment to sodium-ion technology highlights its potential to service both automotive and energy storage markets. The increasing production and adoption of BYD’s batteries underscore their importance in the global shift towards more sustainable energy solutions.
5. Natron Energy, Inc.
Located in Santa Clara, California, Natron Energy is among the top Sodium-ion Battery companies in the United States. The company specializes in Prussian blue electrodes, delivering ultra-safe, high-power, and long-life batteries. Natron focuses on applications such as data centers, uninterruptible power supplies (UPS), grid frequency regulation, and electric transportation auxiliary power. These specialized use cases demonstrate the versatility and reliability of Natron’s sodium-ion technology.
6. Altris
Based in Uppsala, Sweden, Altris stands out with its patented Prussian White cathode material, boasting a capacity of 160 mAh/g. The company collaborates with several industry leaders, including Volvo Cars and Clarios, to develop automotive Sodium-ion Battery solutions. Additionally, Altris works with Polarium on energy storage systems for residential and industrial use. A strategic partnership with Stora Enso to develop hard carbon anode materials highlights Altris’s commitment to innovation and sustainability in sodium-ion technology.
Why Sodium-Ion Batteries Lead in 2026
Sodium-ion batteries excel in cold temperatures, maintaining significantly higher capacity than Lithium-ion batteries in freezing conditions. Their lower production costs and safety advantages make them ideal for Electric Vehicles (EVs), large-scale energy storage, and industrial use cases. With energy densities approaching those of LFP batteries, they are quickly becoming pivotal in the energy market. In 2026, sodium-ion technology cements its role as a critical component of the global shift toward affordable and sustainable energy solutions.
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